AKS official web site unveiled its major management reshuffle today (1 July 2019), Matsumura Takumi is not the company's board member anymore.
AKS' Representative Director Yoshinari Natsuko sent a message that she wants to improve AKS' corporate governance.
On the other hand NGT48 Theater Manager Maiko Hayakawa Maiko release a notice at the NGT48 official site on the same day, which responses to Yoshinari Natsuko's message, she will enhance the security measures for members and events, improve the management, and prohibit the private connection between members and fans.
Original source: AKS official site / NGT48 official site / Reference: Nikkan Sports
